Home / 33,688,981.22-46,490,934.15-18,219,065.87

Finding the Fourth Proportional to 33,688,981.22, 46,490,934.15 and 18,219,065.87

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Solution

The fourth proportional to 33,688,981.22, 46,490,934.15 and 18,219,065.87 is: 25,142,386.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,688,981.22 : 46,490,934.15 = 18,219,065.87 : x
  2. Step 2: Convert to fraction form
    33,688,981.22/46,490,934.15 = 18,219,065.87/x
  3. Step 3: Cross multiply
    33,688,981.22x = 46,490,934.15 × 18,219,065.87
  4. Step 4: Simplify right side
    33,688,981.22x = 847,021,391,752,909.75
  5. Step 5: Solve for x
    x = 847,021,391,752,909.75/33,688,981.22
  6. Step 6: Final answer
    x = 25,142,386.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.